JUMP TOAuthenticationAuthenticationCreate or refresh an access tokenpostEndpointsExpensesApprove expensepostDecline expensepostRetrieve an individual expensegetCreate expensepostRetrieve all expensesgetTime OffRetrieve entitlementsgetRetrieve public holidaysgetApprove requestpostUpload Time Off Request AttachmentpostReject requestpostRetrieve an individual requestgetCreate time off requestpostRetrieve all requestsgetPayrollRetrieve an individual payrollgetRetrieve all payrollgetPayroll ChangesCreate payroll changepostRetrieve all payroll changesgetDelete payroll changedeleteUpdate a payroll changepatchRetrieve a payroll changegetCompanyRetrieve company detailsgetDepartmentsRetrieve all departmentsgetEngagementsRetrieve an individual engagementgetRetrieve all engagementsgetOperationsRetrieve an operationgetWebhooksDelete a webhook endpointdeleteUpdate a webhook endpointpatchSend a test payload to a webhook endpointpostCreate a webhook endpointpostRetrieve all webhook endpointsgetPowered by Retrieve a payroll changeget https://api.oysterhr.com/v1/payroll_changes/{id}Returns a payroll change.